Hi I use dishwasher tablets to get the buildup out.

Just get one crumbled in... Pour in hot water and let
it rest for 15 minutes and swirl now and then...

Normal ways of cleaning never seem to help but this works
wonders for me...

Bas

Alan wrote:
> Hi,
>
> Maybe someone here can help.
>
> I have a glass decanter used mostly for red wine. Over time as wine has
> been left over night there seems to have developed a buildup about an inch
> up on the inside of the decanter. At first I thought it was just film but
> today I used a bamboo skewer to poke inside the decanter and you can
> actually feel where the buildup starts. The buildup is mostly clear but a
> little cloudy.
>
> I am trying to avoid using a bottle brush to clean it as it might scratch
> the decanter.
>
> I have used hot soapy water, poured in boiling water and used CLR in hopes
> of flush it out but no luck.
>
> Advice?
>
> Alan
>
>